Ultra small High-power Amplifier Board DC Digital Amplifier Board 3W+3W Electric Power AMP 5V USB Power Supply

  • Item ID #090005
Qty.:

List Price: $5.20 Our Price: $3.20Save 38%

Ultra small High-power Amplifier Board .Voltage Range DC 3.6v-5.5V. It has High-power Output,Energy-saving,Short-circuit protection ect


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Feature:
  • Power Supply: DC 3.6v-5.5V,
    Single lithium battery, USB powered, or four 1.2V batteries, Transformer power supply must be 5V voltage regulator, the chip will burn out if more than 5.5V
  • Output power: 3W +3 W
  • SNR: 90dB
  • Efficiency: >90%
  • Size：24x15.5mm    
  • Hole Size: Pitch 20mm, Bore: 2mm
Note:
  • Positive and negative power supply can not be reversed, Supply voltage must not exceed 5.5V, otherwise the IC will burn out.
  • build-in high-gain buffer, please do not change any component of the board, otherwise will lead to IC damage.
  • Please try to use the input line with shielded cable, Eliminate clutter current sound.
  • CMOS BTL output, 4 speaker wire connection is completely independent, please do not connect together.
Package includes:
  • 1x Mini Amplifier Board

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